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教育部為提昇全民資安素養與電腦防護能力，本部於101年9月5日至11月5日舉辦「全民資安素養自我評量」活動，請在活動期間內踴躍上網檢測資訊安全素養認知程度，並有機會參與抽獎，詳情請參閱活動網站（網址： https://isafe.moe.edu.tw/event
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url="https://www.twse.com.tw/exchangeReport/STOCK_DAY?response=json&date=20220330&stockNo=2330"
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你會用C的算子sizeof?
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XOR prefixsum CPP python解Leetcode 1829 Maximum XOR for Each Query 其實這裡考慮的是元素個數為2^maximumBit的交換群，運算子為XOR。 [Python code請進]
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Python C++使用字串find迴圈速解Leetcode 2490 Circular Sentence C++ & Python都有字串的find，用法都類似 split=s.find(' ', split+1)能找到s從index=split+1開...
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先說明一下這是後知後覺的解答，所謂後知就是股票價格已知存在陣列(清單)，當然就要用迴圈練習，雙迴圈暴力解需時O(n**2)，當然不用，採python單一迴圈解答「最佳股票的買賣時機#LeetCode 121 Best Time to Buy and Sell Stock」，解...
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Colab上安裝中文字型修改股市爬蟲pyplot顯圖 使用python套件： numpy, requests. pyplot, matplotlib.font_manager, matplotlib.mpl
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package hello0520;
import java.util.*;
public class ex1 {
public static void main(String[] args) {
Random rnd=new Random();
int [] a=new int[10];
double av;
int sum=0;
for(int i=0;i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("average="+av);
}
}
package hello0520;
import java.util.*;
public class ex1 {
public static void main(String[] args) {
Random rnd=new Random();
int [] a=new int[10];
double av;
int sum=0;
for(int i=0;i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("average="+av);
}
}
package hello520;
import java.util.*;
public class ex1 {
public static void main(String[] args) {
Random rnd=new Random();
int [ ]a=new int[10];
double av;
int sum=0;
for (int i=0;i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("average="+av);
}
}
package azazazaaza;
import java.util.*;
public class xasasasas {
public static void main(String[] args) {
Random rnd = new Random();
int a [] = new int[10];
double AV;
int sum=0;
for(int i=0;i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
AV=sum/a.length;
System.out.println("average="+AV);
}
}
package bbbbbb;
import java.util.*;
public class aaaaa {
public static void main(String[] args) {
Random rnd = new Random();
int a [] = new int[10];
double AV;
int sum=0;
for(int i=0;i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
AV=sum/a.length;
System.out.println("average="+AV);
}
}
package bbbbbbb;
import java.util.*;
public class bbbbbbb {
public static void main(String[] args) {
Random rnd = new Random();
int a [] = new int[10];
double AV;
int sum=0;
for(int i=0;i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
AV=sum/a.length;
System.out.println("average="+AV);
}
}
package dick;
import java.util.*;
public class vagina {
public static void main(String[] args) {
Random rnd = new Random();
int [] a=new int[10];
double av;
int sum=0;
for(int i=0; i<a.length; i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]"+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("average="+av);
}
}
package she1;
import java.util.*;
public class she12 {
public static void main(String[] args) {
Random rnd = new Random();
int[] a=new int[10];
double av;
int sum=0;
for(int i=0; i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("average="+av);
}
}
package asd123;
import java.util.*;
public class zxc123 {
public static void main(String[] args) {
Random rnd = new Random();
int a [] = new int[10];
double AV;
int sum=0;
for(int i=0;i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
AV=sum/a.length;
System.out.println("average="+AV);
}
}
package gang520;
import java.util.*;
public class ahq2014 {
public static void main(String[] args) {
Random rnd = new Random();
int [] a=new int[10];
double av;
int sum=0;
for(int i=0; i<a.length; i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("average="+av);
}
}
package hello;
import java.util.*;
public class ex1 {
public static void main(String[] args) {
Random rnd=new Random();
int[]a=new int[10];
double av;
int sum=0;
for(int i=0;i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("average="+av);
}
}
import java.util.Random;
public class Hello520 {
public static void main(String[] args) {
Random rnd=new Random();
int[] a=new int[10];
double av;
int sum=0;
for (int i=0;i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
av=(double)sum/a.length ;
System.out.println("average="+av);
}
}
package kkk;
import java.util.*;
public class kkkk {
public static void main(String[] args) {
Random rnd=new Random();
int [] a=new int[10];
double av;
int sum=0;
for (int i = 0; i < a.length; i++) {
a[i] = rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("average="+av);
}
}
package hello;
import java.util.*;
public class exx1 {
public static void main(String[] args) {
Random rnd =new Random();
int[] a=new int[10];
double av;
int sum=0;
for(int i=0; i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]"+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("avarage="+av);
}
}
package dick;
import java.util.*;
public class vagina {
public static void main(String[] args) {
Random rnd = new Random();
int [] a=new int[10];
double av;
int sum=0;
for(int i=0; i<a.length; i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]"+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("average="+av);
}
}
package laolin;
import java.util.*;
public class laolin0520ex1 {
public static void main(String[] args) {
Random rnd=new Random();
int [] a=new int[10];
double av;
int sum=0;
for(int i=0;i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("average="+av);
}
}
package hello0520;
import java.util.Random;
public class ex2 {
public static void main(String[] args) {
Random rnd = new Random();
int[] a= new int[10];
double av;
int sum=0;
for(int i=0;i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("average"+av);
}
}
package hello520;
import java.util.*;
public class ex1 {
public static void main(String[] args) {
Random rnd = new Random();
int [] a=new int[10];
double av;
int sum=0;
for(int i=0;i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]"+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("average="+av);
}
}
package tttt;
import java.util.*;
public class ccbb {
public static void main(String[] args) {
Random rnd = new Random();
int []a=new int [10];
double av;
int sum=0;
for(int i=0; i<a.length; i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("average="+av);
}
}
package asd;
import java.util.Random;
public class QQQ {
public static void main(String[] args) {
int [] a = new int[10] ;
Random rnd =new Random();
for(int i =0;i<a.length; i++){
a[i]=rnd.nextInt(100);
System.out.print(a[i]+"\t");
}
System.out.println();
for(int i =0; i<a.length-1;i++)
for(int j=0;j<a.length-1-i;j++)
if (a[j]>a[j+1]){
int tmp=a[j];
a[j]=a[j+1];
a[j+1]=tmp;
}
for(int i:a)
System.out.print(i+"\t");
System.out.println();
}
}
package as;
import java.util.Random;
public class QQ {
public static void main(String[] args) {
int [] a = new int[10] ;
Random rnd =new Random();
for(int i =0;i<a.length; i++){
a[i]=rnd.nextInt(100);
System.out.print(a[i]+"\t");
}
System.out.println();
for(int i =0; i<a.length-1;i++)
for(int j=0;j<a.length-1-i;j++)
if (a[j]>a[j+1]){
int tmp=a[j];
a[j]=a[j+1];
a[j+1]=tmp;
}
for(int i:a)
System.out.print(i+"\t");
System.out.println();
}
}
package hello0520;
import java.util.Random;
public class ex1 {
public static void main(String[] args) {
Random rnd = new Random();
int [] a=new int[10];
double av;
int sum=0;
for(int i=0;i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]"+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("average="+av);
}
}
package hello0520;
import java.util.*;
public class ex1 {
public static void main(String[] args) {
Random rnd = new Random();
int[] a=new int[10];
double av;
int sum=0;
for(int i=0;i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]"+a[i]);
sum+=a[i];
av=(double)sum/a.length;
System.out.println("average="+av);
}
}
}
package zxc;
import java.util.*;
public class vvv {
public static void main(String[] args) {
Random rnd = new Random();
int [] a = new int[10];
double av;
int sum = 0;
for(int i=0; i<a.length; i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
av = (double)sum/a.length;
System.out.println("average="+av);
}
}
package tttt;
import java.util.*;
public class ccbb {
public static void main(String[] args) {
Random rnd = new Random();
int []a=new int [10];
double av;
int sum=0;
for(int i=0; i<a.length; i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("average="+av);
}
}
package hello0520;
import java.util.*;
public class ex1 {
public static void main(String[] args) {
Random rnd=new Random();
int [] a=new int[10];
double av;
int sum=0;
for(int i=0;i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("average="+av);
}
}
package hello0520;
import java.util.*;
public class ex1 {
public static void main(String[] args) {
Random rnd=new Random();
int [] a=new int[10];
double av;
int sum=0;
for(int i=0;i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("average="+av);
}
}
package rgrgrgrg12;
import java.util.*;
public class rgragarg {
public static void main(String[] args) {
Random rnd = new Random();
int a [] = new int[10];
double AV;
int sum=0;
for(int i=0;i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
AV=sum/a.length;
System.out.println("average="+AV);
}
}
package hello0000;
import java.util.*;
public class ex1 {
public static void main(String[] args) {
Random rnd=new Random();
int [] a=new int[10];
double av;
int sum=0;
for(int i=0;i<a.length;i++){
a[i]=rnd.nextInt(100);
System.out.println("a["+i+"]="+a[i]);
sum+=a[i];
}
av=(double)sum/a.length;
System.out.println("average="+av);
}
}
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